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Wang , Deng Ke
79b1bc1455
Reviewed-by: Hasko, Vladimir <vladimir.hasko@t-systems.com> Co-authored-by: Wang , Deng Ke <wangdengke2@huawei.com> Co-committed-by: Wang , Deng Ke <wangdengke2@huawei.com>
14 lines
1.3 KiB
HTML
14 lines
1.3 KiB
HTML
<a name="rds_faq_0007"></a><a name="rds_faq_0007"></a>
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<h1 class="topictitle1">How Many Databases Can Run on an RDS DB Instance?</h1>
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<div id="body8662426"><p id="rds_faq_0007__a6272e40be7dd44999625263b7522b2d0">The maximum number of databases that can run on an RDS DB instance depends on the DB engine settings.</p>
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<p id="rds_faq_0007__p124342092322">If there are enough CPU, memory, and storage resources, there are no limitations to the number of databases running on a DB instance. However, the number of tables in the databases affects the backup speed. If the number of tables exceeds 500,000, the backup will fail.</p>
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<ul id="rds_faq_0007__uac049cc01f444d4595ae79465b6f8970"><li id="rds_faq_0007__l8737fe51e1c24118b692d826a947aa29">MySQL allows you to create numerous databases and tables. For details, see the official MySQL documentation.</li><li id="rds_faq_0007__l748940791f07451aabd4292d75d2bef4">PostgreSQL allows you to create numerous databases and database accounts.</li><li id="rds_faq_0007__l23da670837f54a1595816e36734ee184">Microsoft SQL Server allows you to create a maximum of 100 databases and numerous database accounts.</li></ul>
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<div class="familylinks">
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<div class="parentlink"><strong>Parent topic:</strong> <a href="rds_faq_0145.html">Resource and Disk Management</a></div>
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</div>
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</div>
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